Re: [PATCH v2 0/4] iio: introduce devm_ API for hid sensro setup and cleanup

From: srinivas pandruvada

Date: Fri May 01 2026 - 08:04:24 EST


+ Lixu

On Wed, 2026-04-29 at 23:29 +0530, Sanjay Chitroda wrote:
> From: Sanjay Chitroda <sanjayembeddedse@xxxxxxxxx>
>
> Key highlights:
> - Prepare change as pre-requisite for devm conversion for HID IIO
>   drivers by removing redundant argument
> - Add devm API to setup trigger and clenaup resource using
>   devm_add_action_or_reset()
> - few sample driver update using devm conversion to auto release
> resource
>

devm_* calls are fine but needs tests particularly when forces ISH PCI
drivers unbind, while iio-sensor-proxy has open sessions.

Lixu, Please check.

Thanks,
Srinivas



> changes in v2:
> - Following input from Jonathan and Andy, squash initial patch v1
>   series in single change as individual change should not break
> anything
> - Add devm API support and two driver using the same
> - v1 series ->
> https://lore.kernel.org/all/20260428071613.1134053-1-sanjayembedded@xxxxxxxxx/
>
> Testing:
>   - Compiled with W=1
>   - Build-tested on QEMU x86_64
>
> Based on further feedback and reviews, I would extend this series to
> convert all HID IIO driver to use devm_* API.
>
> Thanks,
> Sanjay Chitroda
>
> Sanjay Chitroda (4):
>   iio: hid-sensors: drop redundant iio_dev argument
>   iio: hid-sensors: introduce device managed API
>   iio: gyro: drop hid_sensor_remove_trigger() using devm API
>   iio: humidity: drop hid_sensor_remove_trigger() using devm API
>
>  drivers/iio/accel/hid-sensor-accel-3d.c       |  4 +--
>  .../common/hid-sensors/hid-sensor-trigger.c   | 27
> +++++++++++++++++--
>  .../common/hid-sensors/hid-sensor-trigger.h   |  5 ++--
>  drivers/iio/gyro/hid-sensor-gyro-3d.c         | 10 +++----
>  drivers/iio/humidity/hid-sensor-humidity.c    | 10 +++----
>  drivers/iio/light/hid-sensor-als.c            |  4 +--
>  drivers/iio/light/hid-sensor-prox.c           |  4 +--
>  drivers/iio/magnetometer/hid-sensor-magn-3d.c |  4 +--
>  drivers/iio/orientation/hid-sensor-incl-3d.c  |  4 +--
>  drivers/iio/orientation/hid-sensor-rotation.c |  4 +--
>  .../position/hid-sensor-custom-intel-hinge.c  |  4 +--
>  drivers/iio/pressure/hid-sensor-press.c       |  4 +--
>  .../iio/temperature/hid-sensor-temperature.c  |  4 +--
>  13 files changed, 52 insertions(+), 36 deletions(-)
>
>
> base-commit: eade2b843d9b1f668fc1775f15611bb0a1999cd9